Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.03
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -0.31 -0.375 0.12
Prot (kg) -2.15 -0.441 0.95
Fertility Sub Index 4.23
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.39 1.117 0.44
Calving Sub Index 2.07
Gestation Length (days) -2.25 -0.919 2.07
Beef Sub Index 2.59
Carcass Weight (kg) -9.60 -0.528 5.06
Age of Slaughter (days) 5.73 -0.432 -2.47
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 15.74

* Based on an €80/tonne carbon price